Thursday 21 November 2024


Landslide typeLandslide codeDescription
AllAAll types of landslides



Thresholds sorted by Continent

ContinentNationZoneThreshold typeLandslide codeEquationRangeNotesReferenceImage
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalEAE(2h) > 100-150 mmn.a.n.a.Bell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalEMAPAEMAP > 0.20n.a.Severe events (> 10 landslides)Bell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalA(d)AA(15d) > 450 mmn.a.n.a.Bell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalEMAPA0.16 < EMAP < 0.20n.a.Moderate events (3 to 6 landslides)Bell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalEMAPA0.12 < EMAP < 0.16n.a.Minor events (1 or 2 landslides)Bell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AfricaSouth AfricaNatal Group, Durban Area, KwaZulu-NatalEMAPAEMAP < 0.12n.a.Landslides do not occurBell FG, Maud RR (2000) Landslides associated with the colluvial soils overlying the Natal Group in the greater Durban region of Natal, South Africa. Environ Geol 39(9): 1029–1038Graphic
AsiaJapanHokkaido IslandRAR > 200 mmn.a.n.a.Endo T (1970) Probable distribution of the amount of rainfall causing landslides. Annual report, Hokkaido Branch, Govern. Forest Experiment Station, Sapporo, 123-136Graphic
AsiaJapanShikoku IslandIDAI = 1.35+55×D-1.0024 < D < 300n.a.Hong Y, Hiura H, Shino K, Sassa K, Suemine A, Fukuoka H Wang G (2005) The influence of intense rainfall on the activity of large-scale crystalline schist landslides in Shikoku Island, Japan. Landslides 2(2): 97-105Graphic
AsiaJapanShikoku IslandIEAI = 1000 × E-1.23100 < E < 230n.a.Hong Y, Hiura H, Shino K, Sassa K, Suemine A, Fukuoka H Wang G (2005) The influence of intense rainfall on the activity of large-scale crystalline schist landslides in Shikoku Island, Japan. Landslides 2(2): 97-105Graphic
Asian.a.n.a.EMAPAEMAP > 0.20n.a.Landslides will always occurBhandari RK, Senanayake KS, Thayalan N (1991) Pitfalls in the prediction on landslide through rainfall data. In: Landslides (Bell DH, ed). Rotterdam: A.A. Balkema, 2: 887–890Graphic
Asian.a.n.a.EMAPA0.10 < EMAP < 0.20n.a.High probability of landslidesBhandari RK, Senanayake KS, Thayalan N (1991) Pitfalls in the prediction on landslide through rainfall data. In: Landslides (Bell DH, ed). Rotterdam: A.A. Balkema, 2: 887–890Graphic
Asian.a.n.a.EMAPA0.05 < EMAP < 0.10n.a.Intermediate probability of landslidesBhandari RK, Senanayake KS, Thayalan N (1991) Pitfalls in the prediction on landslide through rainfall data. In: Landslides (Bell DH, ed). Rotterdam: A.A. Balkema, 2: 887–890Graphic
Asian.a.n.a.EMAPAEMAP < 0.05n.a.Low probability of landslidesBhandari RK, Senanayake KS, Thayalan N (1991) Pitfalls in the prediction on landslide through rainfall data. In: Landslides (Bell DH, ed). Rotterdam: A.A. Balkema, 2: 887–890Graphic
AsiaSri Lankan.a.EAE(3d) > 200 mmn.a.n.a.Bhandari RK, Senanayake KS, Thayalan N (1991) Pitfalls in the prediction on landslide through rainfall data. In: Landslides (Bell DH, ed). Rotterdam: A.A. Balkema, 2: 887–890Graphic
AsiaTaiwann.a.IDAI = 115.47×D-0.801 < D < 400n.a.Chien-Yuan C, Tien-Chien C, Fan-Chieh Y, Wen-Hui Y, Chun-Chieh T (2005) Rainfall duration and debris-flow initiated studies for real-time monitoring. Environmental Geology 47: 715-724Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.0064×D-0.630.1 < D < 3000Highlands, severe mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 1.18×D-0.560.1 < D < 4000n.a.Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 1.01×D-0.610.1 < D < 700(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 0.072×D-0.10300 < D < 4000(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 2.18×D-0.700.1 < D < 4000Mild, mid-latitude climatesGuzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 2.79×D-0.760.1 < D < 700Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 0.138×D-0.19300 < D < 4000Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 1.18×D-0.560.1 < D < 3000Highlands, severe mid-latitude climates Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IRDNDAIRDN = 0.99×D-0.630.1 < D < 3000Highlands, severe mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.00099×D-0.19300 < D < 4000Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 9.40×D-0.560.1 < D < 4000n.a.Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 8.76×D-0.610.1 < D < 700(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 0.52×D-0.16300 < D < 4000(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 15.56×D-0.700.1 < D < 4000Mild, mid-latitude climatesGuzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 18.60×D-0.810.1 < D < 700Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 0.82×D-0.19300 < D < 4000Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 7.56×D-0.480.1 < D < 3000Highlands, severe mid-latitude climates Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IDAI = 8.53×D-0.640.1 < D < 3000Highlands, severe mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.007×D-0.540.1 < D < 4000n.a.Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.0064×D-0.640.1 < D < 700(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.00066×D-0.13300 < D < 4000(Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.0015×D-0.710.1 < D < 4000Mild, mid-latitude climatesGuzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.0194×D-0.730.1 < D < 700Mild, mid-latitude climates (Threshold obtained from probability estimates of rainfall data)Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeCentral and Southern Europen.a.IMAPDAIMAP = 0.008×D-0.510.1 < D < 3000Highlands, severe mid-latitude climates Guzzetti F, Peruccacci S, Rossi M, Stark CP (2007) Rainfall threholds for the initiation of landslides in central and southern Europe. Meteorology and Atmospheric Physics 98: 239-267Graphic
EuropeItalyCampaniaIDAI = 28.10×D-0.741 < D < 600n.a.Calcaterra D, Parise M, Palma B, Pelella L (2000) The influence of meteoric events in triggering shallow landslides in pyroclastic deposits of Campania, Italy. In: Proceedings of the 8th International Symposium on Landslides, (Bromhead E, Dixon N, Ibsen ML, eds). Cardiff, Wales: A.A. Balkema, 1: 209-214Graphic
EuropeItalyLombardyIDAI = 20.1×D-0.551 < D < 1000n.a.Ceriani M, Lauzi S, Padovan N (1992) Rainfall and landslides in the Alpine area of Lombardia Region, central Alps, Italy. In: Internationales Symposium. Bern: Interpraevent 2: 9-20Graphic
EuropeItalyMontaldo Area, CalabriaA(d)AA(50d) > 530 mmn.a.n.a.Sorriso-Valvo M, Agnesi V, Gulla G, Merende L, Antronico L, Di Maggio C, Filice E, Petrucci O, Tansi C (1994) Temporal and spatial occurrence of landsliding and correlation with precipitation time series in Montaldo Uffugo (Calabria) and Imera (Sicilia) areas. In: Temporal Occurrence and Forecasting of Landslides in the European Community (Casale R, Fantechi R, Flageollet JC, eds). Final Report 2: 825- 869Graphic
EuropeItalyMoscardo Torrent, Friuli Venezia GiuliaIDAI = 15×D-0.701 < D < 30n.a.Marchi L, Arattano M, Deganutti AM (2002) Ten years of debris-flow monitoring in the Moscardo Torrent (Italian Alps). Geomorphology 46: 1-17Graphic
EuropeItalyn.a.EAE(1-3d) > 100 mmn.a.For marly, arenaceous rocksCanuti P, Focardi P, Garzonio CA (1985) Correlation between rainfall and landslides. Bull Int Assoc Eng Geol 32: 49-54Graphic
EuropeItalyPiedmontEMAPA0.10 < EMAP < 0.25n.a.3 to 15 landslides per km2Govi M, Sorzana PF (1980) Landslide susceptibility as function of critical rainfall amount in Piedmont basin (North-Western Italy). Studia Geomorphologica Carpatho-Balcanica 14: 43-60Graphic
EuropeItalyPiedmontIDAI = 44.668×D-0.78×N1 < D < 1000n.a.Barbero S, Rabuffetti D, Zaccagnino M (2004) Una metodologia per la definizione delle soglie pluviometriche a supporto dell'emissione dell'allertamento. In: Proceedings of 29th Convegno Nazionale di Idraulica e Costruzioni Idrauliche. Trento, 7-10 settembre 2004, 211-217Graphic
EuropeItalyPiedmontEMAPA0.22 < EMAP < 0.31n.a.up to 30 landslides per km2Govi M, Sorzana PF (1980) Landslide susceptibility as function of critical rainfall amount in Piedmont basin (North-Western Italy). Studia Geomorphologica Carpatho-Balcanica 14: 43-60Graphic
EuropeItalyPiedmontEMAPA0.28 < EMAP < 0.38n.a.up to 60 landslides per km2Govi M, Sorzana PF (1980) Landslide susceptibility as function of critical rainfall amount in Piedmont basin (North-Western Italy). Studia Geomorphologica Carpatho-Balcanica 14: 43-60Graphic
EuropeItalySarno, CampaniaRAR > 55 mmn.a.For saturated pyroclastic soils, lower thresholdBiafiore M, Braca G, De Blasio A, Martone M, Onorati G, Tranfaglia G (2002) Il monitoraggio ambientale dei territori campani a rischio di frane e di alluvioni: lo sviluppo della rete idropluviometrica del Servizio Idrografico e Mareografico Nazionale. Unpublished report.Graphic
EuropeItalySarno, CampaniaRAR > 75 mmn.a.For saturated pyroclastic soils, upper thresholdBiafiore M, Braca G, De Blasio A, Martone M, Onorati G, Tranfaglia G (2002) Il monitoraggio ambientale dei territori campani a rischio di frane e di alluvioni: lo sviluppo della rete idropluviometrica del Servizio Idrografico e Mareografico Nazionale. Unpublished report.Graphic
EuropeItalyValzangona, MarcheIDAI = 18.83×D-0.5924 < D < 3360n.a.Floris M, Mari M, Romeo RW, Gori U (2004) Modelling of landslide-triggering factors - A case study in the Northern Apennines, Italy. In: Lecture Notes in Earth Sciences 104: Engineering Geology for Infrastructure Planning in Europe (Hack R, Azzam R, Charlier R, eds). Springer-Verlag Berlin Heidelberg, 745-753Graphic
EuropePortugalNord Of Lisbon, PortugalEDAE = 70.00 + 0.2625×D0.1 < D < 2400n.a.Zezere JL, Rodrigues ML (2002) Rainfall thresholds for landsliding in Lisbon Area (Portugal). In: Landslides (Rybar J, Stemberk J, Wagner P, eds). Lisse: A.A. Balkema, 333–338Graphic
EuropePortugalNorth of LisbonIDAI = 84.3×D-0.570.1 < D < 2000n.a.Zezere JL, Trigo RM, Trigo IF (2005) Shallow and deep landslides induced by rainfall in the Lisbon region (Portugal): assessment of relationships with the North Atlantic Oscillation. Natural Hazards and Earth System Sciences 5: 331-344Graphic
EuropeSpainEastern Pyrenees MountainsEAE(24-36h) > 180-190 mmn.a.Slight shallow landslidingCorominas J, Moya J (1999) Reconstructing recent landslide activity in relation to rainfall in the Llobregat River basin, Eastern Pyrences, Spain. Geomorphology 30: 79-93Graphic
EuropeSpainEastern Pyrenees MountainsEAE(24-48h) > 300 mmn.a.Widespread landslidingCorominas J, Moya J (1999) Reconstructing recent landslide activity in relation to rainfall in the Llobregat River basin, Eastern Pyrences, Spain. Geomorphology 30: 79-93Graphic
EuropeSpainLlobregat valley, Pyrenees MountainsEDAE = 133.00 + 0.19×D84 < D < 1092n.a.Corominas J, Moya J (1999) Reconstructing recent landslide activity in relation to rainfall in the Llobregat River basin, Eastern Pyrences, Spain. Geomorphology 30: 79-93Graphic
EuropeSpainPyrenees MountainsIDAI = 17.96×D-0.59D > 168E > 90 mmCorominas J, Ayala FJ, Cendrero A, Chacon J, Díaz de Teran JR, Gonzales A, Moja J, Vilaplana JM (2005) Impacts on natural hazard of climatic origin. In ECCE Final Report: A Preliminary Assessment of the Impacts in Spain due to the Effects of Climate Change. Ministerio de Medio Ambiente.Graphic
EuropeSwitzerlandn.a.IDAI = 32×D-0.701 < D < 45n.a.Zimmermann M, Mani P, Gamma P, Gsteiger P, Heiniger O, Hunziker G (1997) Murganggefahr und Climaänderung - ein GIS-basierter Ansatz. In: Schlussbericht Nationalen Forschngs Programmes, NFP 31. Zürich: vdf Hochschulverlag AG an der ETH, 161 ppGraphic
North AmericaPuerto Ricon.a.IDAI = 91.46×D-0.822 < D < 312n.a.Larsen MC, Simon A (1993) A rainfall intensity-duration threshold for landslides in a humid-tropical environment, Puerto Rico. Geografiska Annaler Series A-Physical Geography 75(1-2): 13-23Graphic
North AmericaUSAAlamanda CountyRAR > 180 mmn.a.n.a.Nilsen TH, Taylor FA, Brabb EE (1976) Recent landslides in Alamanda County, California (1940-71). US Geological Survey Bul 1398Graphic
North AmericaUSALos Angeles AreaRAR > 235 mmn.a.n.a.Campbell RH (1975) Soil slips, debris flows, and rainstorms in the Santa Monica Mountains and vicinity, southern California. In: US Geological Survey Professional Paper 851. Washington DC: U.S. Government Printing Office, 51 ppGraphic
North AmericaUSAMettman RidgeIDAI = 9.9×D-0.521 < D < 170n.a.Montgomery DR, Schmidt KM, Greenberg HM, Dietrich WE (2000) Forest clearing and regional landsliding. Geology 28(4): 311-314Graphic
North AmericaUSASan Benito CountyEAE > 250 mmn.a.n.a.Oberste-lehn D (1976) Slope stability of the Lomerias Muertas area, San Benito County, California. PhD, Stanford University, CaliforniaGraphic
South AmericaBraziln.a.EMAPA0.08 < EMAP < 0.12n.a.Depending on antecedent rainfallGuidicini G, Iwasa OY (1977) Tentative correlation between rainfall and landslides in a humid tropical environment. Bulletin of the International Association of Engineering Geology 16: 13-20Graphic
South AmericaBraziln.a.EMAPAEMAP > 0.12n.a.Independently of antecedent rainfallGuidicini G, Iwasa OY (1977) Tentative correlation between rainfall and landslides in a humid tropical environment. Bulletin of the International Association of Engineering Geology 16: 13-20Graphic
South AmericaBraziln.a.EMAPAEMAP < 0.08n.a.Not likely to trigger landslidesGuidicini G, Iwasa OY (1977) Tentative correlation between rainfall and landslides in a humid tropical environment. Bulletin of the International Association of Engineering Geology 16: 13-20Graphic
Worldwiden.a.n.a.EDAE = 14.82 × D0.610.167 < D < 500n.a.Caine N (1980) The rainfall intensity-duration control of shallow landslides and debris flows. Geografiska Annaler Series A-Physical Geography 62: 23-27Graphic
Worldwiden.a.n.a.IDAI = 14.82×D-0.390.167 < D < 500n.a.Caine N (1980) The rainfall intensity-duration control of shallow landslides and debris flows. Geografiska Annaler Series A-Physical Geography 62: 23–27Graphic




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